RTX in recent years filed patent applications for technologies related to open-rotor engines, though the company insists it remains committed to developing an updated geared turbofan (GTF) for ...

The rotary engine has been absent on the frontline for quite some time, and it's on the way back. But not with Mazda.

A series of recent patent filings from Safran Aircraft Engines could hint at some of the innovations being contemplated for the RISE open-rotor engine the French firm is developing alongside GE ...

Wind-tunnel testing of multiple configurations of sub-scale blades for GE's Open Rotor engine is being conducted to identify the optimum blade design for the engine's two counterrotating stages of ...

The Van Veen OCR1000 was a rotary-powered engineering flex and one of the rarest motorcycles ever made. And now, it can be yours.